input:
<div style="width: 300px; height: 300px; background-image:url("https://via.placeholder.com/350x150")" class="image-background bg-image-1"></div>
output:
<div style="width: 300px; height: 300px; background-image:url("350x150")" class="image-background bg-image-1"></div>
it doesn't escape the double quotes, producing invalid HTML